AutoCodes – Generic – B2442

B2442 Code - Intrusion Sensor Fault

Quick Answer

The Body Control Module (BCM) monitors the Intrusion Sensor. Common causes include Faulty Intrusion Sensor, Intrusion Sensor harness is open or shorted, Intrusion Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: B2442 indicates Intrusion Sensor Fault.
Common causes: Common causes include Faulty Intrusion Sensor, Intrusion Sensor harness is open or shorted, Intrusion Sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 5,245

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Dec 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2442 Description

The Body Control Module (BCM) monitors the Intrusion Sensor. The BCM sets the OBDII code when the Intrusion Sensor is not to factory specifications.

OBDII Code B2442 - Intrusion Sensor Fault - AutoCodes.com — B2442 Code - Intrusion Sensor Fault

What does this mean?

What are the Possible Causes of the DTC B2442?

Faulty Intrusion Sensor
Intrusion Sensor harness is open or shorted
Intrusion Sensor circuit poor electrical connection

How to Fix the DTC B2442?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2442 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B2442 code?

Need more information on how to fix the B2442 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2442 code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B2442 Code

1. What are the common symptoms of OBDII code B2442 (Intrusion Sensor Fault)?

The common symptoms of OBDII code B2442 include the security alarm system not functioning properly or not activating when needed.

2. What are the possible causes of OBDII code B2442 (Intrusion Sensor Fault)?

Possible causes of B2442 include a malfunctioning intrusion sensor, wiring issues, or a faulty control module.

3. How can I diagnose OBDII code B2442 (Intrusion Sensor Fault)?

Diagnosing B2442 involves inspecting the intrusion sensor, checking the wiring connections, and using a diagnostic scanner to retrieve fault codes from the control module.

4. Can I continue driving with OBDII code B2442 (Intrusion Sensor Fault) present?

It is generally safe to continue driving with B2442 present, but it is recommended to have the issue diagnosed and repaired to ensure the security system functions correctly.

5. How can I repair OBDII code B2442 (Intrusion Sensor Fault)?

Repairing B2442 may involve replacing the intrusion sensor, repairing damaged wiring, or reprogramming the control module. Consult a professional mechanic for proper diagnosis and repair.

6. Will disconnecting the battery reset OBDII code B2442 (Intrusion Sensor Fault)?

Disconnecting the battery may temporarily clear the fault code, but if the underlying issue is not addressed, the code is likely to reappear. Proper diagnosis and repair are recommended.

7. How much does it cost to fix OBDII code B2442 (Intrusion Sensor Fault)?

The cost of fixing B2442 can vary depending on the cause of the issue, parts needed for repair, and labor costs. It's best to get a diagnostic assessment from a mechanic for an accurate estimate.

8. Can a DIY enthusiast repair OBDII code B2442 (Intrusion Sensor Fault) at home?

While some basic troubleshooting steps can be done at home, diagnosing and repairing B2442 may require specialized tools and expertise. It's recommended to seek professional help for proper repair.

9. Are there any recalls related to OBDII code B2442 (Intrusion Sensor Fault)?

Recalls related to B2442 may vary depending on the vehicle make and model. Check with the manufacturer or visit the National Highway Traffic Safety Administration (NHTSA) website for any relevant recalls.

10. How often does OBDII code B2442 (Intrusion Sensor Fault) occur in vehicles?

The occurrence of B2442 can vary among vehicles, and it is not considered a common OBDII code. If you encounter this code, it is essential to address it promptly to avoid potential security system issues.